Anal plug



FIG. 1 is an isometric view of an ornamental design for an anal plug;

FIG. 2 is a front elevation view thereof; the rear elevation view, theright side elevation view, and the left side elevation view being mirrorimages thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom view thereof.

CLAIM The ornamental design for an anal plug, as shown and described.